Sony HB-75D 1984 German version of the HB-75, a basic MSX1 with 64kB RAM and built in Personal Databank software. MSX de 16000 de false true false false TMS9929A 100 YM2149 21000 false hb-75d_basic-bios1.rom 38a645febd0e0fe86d594f27c2d14be995acc730 hb-75d_firmware.rom 97ce59892573cac3c440efff6d74c8a1c29a5ad3